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Aloneddt: 金币+6, ★★★很有帮助 2016-03-24 19:21:20
引用回帖:
5楼: Originally posted by Aloneddt at 2015-12-05 21:13:54
这个积分表哪有啊!积分表都是一般的计算公式啊
...

http://www.wolframalpha.com/input/?i=Integrate%5B%28x-a%29%5E2*sin%28b*x%29%5D&dataset=
定积分求解,做了好久,求简便方法
44.PNG

11楼2015-12-30 17:20:34
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